MD History: Add menu to cards on Synced Tabs page

chrome/browser/resources/md_history/synced_device_manager.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-list/iron-list.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-item/paper-item.html">
-<link rel="import" href="chrome://resources/polymer/v1_0/paper-menu/paper-menu.html">
-<link rel="import" href="chrome://resources/html/cr/ui/position_util.html">
+<link rel="import" href="chrome://resources/cr_elements/cr_shared_menu/cr_shared_menu.html">
 <link rel="import" href="chrome://history/shared_style.html">
 <link rel="import" href="chrome://history/synced_device_card.html">
 
 <dom-module id="history-synced-device-manager">
-  <style include="shared-style"></style>
   <template>
-    <style>
+    <style include="shared-style">
       :host {
         display: block;
         overflow: auto;
       }
 
       #illustration {
         background: -webkit-image-set(
             url(chrome://history/images/100/sign_in_promo.png) 1x,
             url(chrome://history/images/200/sign_in_promo.png) 2x)
                 no-repeat center center;
@@ skipping 56 matching lines @@
     </div>
     <div id="sign-in-guide"
         hidden="[[!showSignInGuide(signInState_, guestSession_)]]">
       <div id="illustration"></div>
       <div id="sign-in-promo">$i18n{signInPromo}</div>
       <div id="sign-in-promo-desc">$i18n{signInPromoDesc}</div>
       <paper-button id="sign-in-button" on-tap="onSignInTap_">
         $i18n{signInButton}
       </paper-button>
     </div>
+
+    <cr-shared-menu id="menu">
+      <paper-item class="menu-item" on-tap="onOpenAllTap_">
+        $i18n{openAll}
+      </paper-item>
+      <paper-item class="menu-item" on-tap="onDeleteSessionTap_">
+        $i18n{deleteSession}
+      </paper-item>
+    </cr-shared-menu>
   </template>
   <script src="chrome://history/synced_device_manager.js"></script>
 </dom-module>